/*
 *
 * Copyright (C) 2012 Walter Lütgenau
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package offset.nodes.server.embedded;

import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.commons.io.FileUtils;

/**
 *
 * @author Walter L�tgenau
 */
public class ShutdownHook extends Thread {

    NodesConfig config;

    public ShutdownHook(NodesConfig config) {
        this.config = config;
    }

    @Override
    public void run() {
        if (!config.isInstalled() && !isWindows()) {
            try {
                File repositoryDir = new File(config.getInstallDir().getPath() + File.separator + Launcher.REPOSITORY_DIR);
                FileUtils.deleteDirectory(repositoryDir);
                File workDir = new File(config.getInstallDir().getPath() + File.separator + Launcher.WORK_DIR);
                FileUtils.deleteDirectory(workDir);
            } catch (IOException ex) {
                Logger.getLogger(ShutdownHook.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
        super.run();
    }


    /**
     * Is this a windows operating system?
     *
     * @return
     */
    protected boolean isWindows() {
        String osName = System.getProperty("os.name");
        if (osName == null)
            return false;
        return osName.indexOf("win") >= 0;
    }
}
